[
    [
        "",
        0,
        {
            "dff_science_skill_state": {
                "shared_memory": {},
                "previous_human_utter_index": 3,
                "history": {
                    "3": [
                        "SYSTEM",
                        "State.USR_ROOT"
                    ]
                },
                "current_turn_dff_suspended": false,
                "dialogflow_state": "{\"vars\": {\"__stack__\": [], \"__user_utterance__\": \"lets talk about pets\", \"__system_state__\": \"<__tuple__>\\\"SYSTEM\\\"<__tuple__>\\\"State.USR_ROOT\\\"\", \"__converged__\": \"True\", \"__state__\": \"State.USR_ROOT\", \"__goal_return_state__\": \"None\", \"__selected_response__\": \"\"}, \"gates\": {}, \"state\": \"<__tuple__>\\\"SYSTEM\\\"<__tuple__>\\\"State.USR_ROOT\\\"\"}"
            },
            "dff_shared_state": {
                "cross_links": {},
                "cross_states": {}
            },
            "used_links": {},
            "age_group": "unknown",
                "disliked_skills": [],
                "prompts_goals": {}
            },
        {},
        {
            "can_continue": "no"
        }
    ]
]